A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 5920-00-498-1392
NSN 5990-01-646-8048
NSN 6620-00-618-9311
NSN 5925-00-556-7923
NSN 6650-01-027-7165
NSN 6105-00-200-8074
NSN 5996-01-100-9875
NSN 5920-01-477-2837
NSN 5915-00-613-6748
NSN 5835-00-016-3671
NSN 4140-01-177-1445
NSN 6145-00-396-0181